Workers' comp class code · Construction & Trades
Class code 5445 — Wallboard/Drywall Installation
Hanging, taping, and finishing of drywall and wallboard.
This classification covers drywall contractors who hang, tape, and finish wallboard on interior walls and ceilings in both residential and commercial construction. Work includes measuring and cutting sheets to fit, screwing or nailing them to framing, applying joint tape and compound over seams, and sanding the finished surface smooth before painting. Ceiling installations, including some overhead grid work, are common on commercial jobs.
Payroll includes hangers who carry and install the heavy sheets, tapers and finishers who apply and sand joint compound, and laborers who handle material staging and cleanup. Hanging and finishing are often done by different specialists within the same crew, but both are included under this classification.
Overhead work while hanging ceiling drywall creates strain on the neck, shoulders, and back, and repeated lifting of heavy sheets — especially when working solo or on stilts for ceiling and high-wall work — is a leading cause of injury. Sanding joint compound generates fine dust that requires respiratory protection, and stilts used for reaching high walls and ceilings add a fall hazard specific to this trade.
What code 5445 typically includes
- Wallboard and drywall sheet hanging
- Taping and joint compound application
- Sanding and surface finishing before paint
- Ceiling drywall installation
- Metal stud framing performed by the same crew (where applicable)
Codes this one gets confused with
5474 — Painting
Drywall finishing prepares the wall surface, while painting applies the final coating once that surface is complete and sanded.
See code 54745403 — Carpentry — General/Commercial
Framing the wall studs is carpentry work; hanging and finishing the drywall on top of that framing is a separate trade.
See code 54035478 — Insulation Work
Insulation is typically installed inside the wall cavity before drywall is hung, making it an earlier and distinct stage of the same wall assembly.
See code 5478What this code means for your premium
Drywall work rates in the low-to-moderate range for construction trades, with overhead lifting and stilt use pushing it slightly above pure interior finish trades but well below trades with regular height or heavy equipment exposure.
Estimate your premiumClassification is not final until a carrier assigns it. Code numbers, wording and exceptions vary by state and rating bureau — several states run their own bureaus. This page is general reference written in our own words; your carrier's underwriter assigns the code based on your actual operations and payroll records.
Questions about code 5445
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